It’s time to wake up your brain and step it up for this challenge! In Stack Blocks 3D you have to fill the empty squares with colorful blocks. This is done by stacking them in the right direction. It starts off easy but gets harder as you win level after level! Stack Blocks 3D,puzzle game,stacking game,block stacking,physics game,hypercasual game,brain teaser,spatial reasoning,problem solving,mobile game,addictive game,3D game,mouse control,level challenge